Home / 152,514,546.84-210,471,570.36-82,899,884.52

Finding the Fourth Proportional to 152,514,546.84, 210,471,570.36 and 82,899,884.52

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Solution

The fourth proportional to 152,514,546.84, 210,471,570.36 and 82,899,884.52 is: 114,402,653.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,514,546.84 : 210,471,570.36 = 82,899,884.52 : x
  2. Step 2: Convert to fraction form
    152,514,546.84/210,471,570.36 = 82,899,884.52/x
  3. Step 3: Cross multiply
    152,514,546.84x = 210,471,570.36 × 82,899,884.52
  4. Step 4: Simplify right side
    152,514,546.84x = 17,448,068,877,587,056
  5. Step 5: Solve for x
    x = 17,448,068,877,587,056/152,514,546.84
  6. Step 6: Final answer
    x = 114,402,653.64

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.